CVE-2019-18860

6.1 MEDIUM
Published: March 20, 2020 Modified: November 05, 2025
View on NVD

Description

Squid before 4.9, when certain web browsers are used, mishandles HTML in the host (aka hostname) parameter to cachemgr.cgi.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00018.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://github.com/squid-cache/squid/pull/504
Source: cve@mitre.org
Patch Third Party Advisory
https://github.com/squid-cache/squid/pull/505
Source: cve@mitre.org
Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://usn.ubuntu.com/4356-1/
Source: cve@mitre.org
Third Party Advisory
https://www.debian.org/security/2020/dsa-4732
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00018.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2025/11/04/7
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2025/11/05/1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2025/11/05/7
Source: af854a3a-2127-422b-91ae-364da2661108
https://github.com/squid-cache/squid/pull/504
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://github.com/squid-cache/squid/pull/505
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://usn.ubuntu.com/4356-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2020/dsa-4732
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

15 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.1 / 10.0
EPSS (Exploit Probability)
3.4%
87th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-74

Affected Vendors

opensuse debian canonical squid-cache

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